


Replaces SW30-4014 FilmTec DOW / DuPont Membranes (MEM-4014SW-HF)
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Replaces SW30-4014 FilmTec DOW / DuPont Membranes (MEM-4014SW-HF)Replaces SW30 4014 FilmTec DOW DuPont Membranes (MEM 4014SW HF) MADE IN THE UNITED STATES! 1 YEAR MANUFACTURER'S WARRANTY! FREE SHIPPING TO THE CONTINENTAL UNITED STATES! WE SHIP INTERNATIONALLY, CONTACT US FOR QUOTE! QUANTITY PRICING AVAILABLE! PRIVATE LABELING AVAILABLE! Hydrocomponent's membranes are equivalent to all major U. S. brands. Please reference table below. Permeate flow and salt rejection based on the following test conditions: 32000 ppm
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Your Replaces SW30-4014 FilmTec DOW / DuPont Membranes (MEM-4014SW-HF) orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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★★★★★ 3
Not worth it
Size: King
Not nearly as well filled as the pictures portray. Not worth the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 14, 2026
★★★★★ 5
So comfortable!
Size: King
Great pillows and really comfortable. They do a great job in adjusting support on whether i'm sleeping on my side or my back.
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Reviewed in the United States on April 10, 2026
★★★★★ 5
A good price and two good quality pillows that keep the shape and comfort
Excellent pillow, very fluffy very firm at the same time holds puffiness not a cheap pillow! Very comfortable and I sleep well.
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Reviewed in the United States on May 11, 2026
★★★★★ 1
Very uncomfortable
Worst pillow ever. Not comfortable or fluffy at all. Wouldn't even recommend it to my dog as his bed
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Reviewed in the United States on April 22, 2026
★★★★★ 5
A great, comfortable pillow!
I bought a couple for myself recently and now I am buying two for my daughter, but having them shipped by Amazon. She’s having surgery soon and I want her to have a very nice pillow at home while recuperating.
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Reviewed in the United States on January 10, 2024
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